Filing item
One filing's detail and document link.
- price
- $0.003 / call
- free tier
- 3 free / day
- MCP tool
- companies-house__filing
- method
- GET
GET https://fourzerotwo.si/v1/companies-house/filing
| Param | Type | Description |
|---|---|---|
| company_number | string | 8-character company number, e.g. "00445790" |
| transaction_id | string | Transaction id from filing history |
# unpaid: returns 402 with the price curl -i "https://fourzerotwo.si/v1/companies-house/filing?company_number=00445790&transaction_id=MzU0MzY3ODg5MGFkaXF6a2N4" # free tier: send a free key from https://fourzerotwo.si/free curl -H "X-API-Key: fzt_…" "https://fourzerotwo.si/v1/companies-house/filing?company_number=00445790&transaction_id=MzU0MzY3ODg5MGFkaXF6a2N4"
Use it from an AI agent (MCP)
Add the server once, then ask for this data in plain English. The agent finds the endpoint with search_apis and runs it with call_api.
{
"mcpServers": {
"fourzerotwo": { "type": "http", "url": "https://fourzerotwo.si/mcp" }
}
}
# the call the agent makes
call_api {"tool": "companies-house__filing", "arguments": {"company_number":"00445790","transaction_id":"MzU0MzY3ODg5MGFkaXF6a2N4"}}
More from UK Companies House
- Alphabetical name search — Companies listed alphabetically around a name — good for name-availability checks.
- Dissolved company search — Search dissolved and removed companies by name.
- Company profile — Status, type, incorporation date, SIC codes, accounts and confirmation statement due dates, registered office.
- Registered office — Current registered office address.
- Filing history — Accounts, confirmation statements, appointments and other filings, newest first.
- Charges (secured debt) — Mortgages and charges registered against a company, with lenders and status.
- Insolvency — Insolvency cases, practitioners and key dates for a company.
- Exemptions — PSC disclosure exemptions a company holds.
- UK establishments — UK branches of an overseas company.
- Search companies — Find UK companies by name or number, with status, address and incorporation date.
- Advanced company search — Filter companies by name, status, SIC code, location and incorporation dates.
Contains public sector information licensed under the Open Government Licence v3.0. Source: Companies House.